Report a Safety Concern
Search

The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

Home NRC Library Document Collections Events, Reports Associated with Power Reactor Status Reports 2007

Power Reactor Status Report for May 20, 2007

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

On this page:

Region 1

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Beaver Valley 1 100        
Beaver Valley 2 100        
Calvert Cliffs 1 100        
Calvert Cliffs 2 100        
FitzPatrick 100   POTENTIAL ISSUE WITH 115KV DUE TO NMP UNIT 1 SHUTDOWN AND FITZPATRICK EDG OUTAGE    
Ginna 100        
Hope Creek 1 100   SWITCHYARD WORK 5/20 *  
Indian Point 2 100   MAINTENANCE ON FEEDER 95891 (1 OF 3)    
Indian Point 3 100   MAINTENANCE ON FEEDER 95891 (1 OF 3)    
Limerick 1 100     *  
Limerick 2 100        
Millstone 2 99   CIRCULATING WATER PUMP OOS    
Millstone 3 32   INCREASING POWER *  
Nine Mile Point 1 0 05/17/2007 MAINTENANCE OUTAGE - TURBINE OIL SYSTEM    
Nine Mile Point 2 100        
Oyster Creek 100        
Peach Bottom 2 100        
Peach Bottom 3 100        
Pilgrim 1 100        
Salem 1 100        
Salem 2 95   TURBINE VALVE TESTING *  
Seabrook 1 100   SWITCHYARD BREAKER 169 OOS UNTIL 23MAY07    
Susquehanna 1 100        
Susquehanna 2 100        
Three Mile Island 1 100        
Vermont Yankee 0 05/13/2007 REFUELING OUTAGE, STARTUP XFORMER OOS - FEED THRU AUX XFORMER *  

Region 2

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Browns Ferry 1 0 03/03/1985 MAINTENANCE OUTAGE    
Browns Ferry 2 100        
Browns Ferry 3 100        
Brunswick 1 95   MAINTENANCE AND CONTROL PATTERN ADJUSTMENT *  
Brunswick 2 100        
Catawba 1 100        
Catawba 2 100        
Crystal River 3 100        
Farley 1 100        
Farley 2 1   HOLDING FOR MAIN FEED PUMP MAINTENANCE *  
Harris 1 100   SWITHYARD WORK SCHEDULED FOR 5/23 *  
Hatch 1 100        
Hatch 2 100        
McGuire 1 0 03/10/2007 REFUELING OUTAGE. STUCK CONTROL ROD (H8)    
McGuire 2 100     *  
North Anna 1 100        
North Anna 2 100        
Oconee 1 100        
Oconee 2 0 04/27/2007 REFUELING OUTAGE    
Oconee 3 100     *  
Robinson 2 100        
Saint Lucie 1 0 04/01/2007 REFUELING OUTAGE - HEATING UP *  
Saint Lucie 2 100        
Sequoyah 1 100        
Sequoyah 2 100        
Summer 100        
Surry 1 100        
Surry 2 100        
Turkey Point 3 100        
Turkey Point 4 100        
Vogtle 1 99   100% ELECTRICAL CAPABILITY.    
Vogtle 2 99   100% ELECTRICAL CAPABILITY    
Watts Bar 1 100        

Region 3

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Braidwood 1 98   INCREASING POWER *  
Braidwood 2 100        
Byron 1 100        
Byron 2 100        
Clinton 59   ROD SEQUENCE EXCHANGE *  
D.C. Cook 1 100        
D.C. Cook 2 100        
Davis-Besse 41   CONDENSATE PUMP REPAIRS *  
Dresden 2 99   100% ELECTRICAL CAPABILITY *  
Dresden 3 99   100% ELECTRICAL CAPABILITY    
Duane Arnold 98   100% ELECTRICAL CAPABILITY    
Fermi 2 100        
Kewaunee 100        
La Salle 1 62   ROD SEQUENCE EXCHANGE AND SCRAM TIME TESTING *  
La Salle 2 100        
Monticello 100        
Palisades 100     *  
Perry 1 55   DIGITAL FEED WATER ISSUES *  
Point Beach 1 100        
Point Beach 2 100        
Prairie Island 1 49   INCREASING POWER AFTER REPAIR OF TURBINE OIL LIFT SYSTEM *  
Prairie Island 2 100        
Quad Cities 1 0 05/04/2007 REFUELING OUTAGE - REACTOR HEAD INSTALLED *  
Quad Cities 2 96   100% ELECTRICAL CAPABILITY    

Region 4

Unit Power Down Reason or Comment Change in report (*) Number of Scrams (#)
Arkansas Nuclear 1 100        
Arkansas Nuclear 2 100        
Callaway 100        
Columbia Generating Station 0 05/12/2007 REFUELING OUTAGE    
Comanche Peak 1 100        
Comanche Peak 2 100        
Cooper 0 05/18/2007 MANUAL SCRAM DUE TO CONTROL ROD HCU VALVE LEAK-SEE EN#43375    
Diablo Canyon 1 0 04/30/2007 REFUELING OUTAGE *  
Diablo Canyon 2 100     *  
Fort Calhoun 100        
Grand Gulf 1 0 05/19/2007 SCRAM DUE TO LOSS OF CONDENSER VACUUM SEE EN #43376 *  
Palo Verde 1 0 05/18/2007 REFUELING OUTAGE *  
Palo Verde 2 100     *  
Palo Verde 3 99   MTC TESTING *  
River Bend 1 100        
San Onofre 2 98   TURBINE VALVE TESTING *  
San Onofre 3 100        
South Texas 1 100        
South Texas 2 100        
Waterford 3 100        
Wolf Creek 1 100        

* - Power Reactor Status Report change within past 24 hours
# - Number of reactor scrams or trips within past 24 hours

Notes:
  • Reactor status data collected between 4 a.m. and 8 a.m. each day.
  • All times are based on eastern time.

Page Last Reviewed/Updated Thursday, March 25, 2021